{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010392","490:4900011755","490:4900010026","490:4900010028","490:4900010482","490:4900011428","490:4900011821","490:4900012093","490:4900008545","490:4900008008","490:4900010662","490:4900011822","490:4900008789","490:4900010304","490:4900012158","490:4900011561","490:4900011294","490:4900011362","490:4900010830","490:4900008782","490:4900010303","490:4900008790","490:4900007786","490:4900008783","490:4900009823"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8800814528664263,0.879904190657436,0.65545403907483,0.6094788260753143,0.5820086897525951,0.5770633147139763,0.5487674086233335,0.5396635453596984,0.5298392867038632,0.5047812570482695,0.4892537267918623,0.4842711460057145,0.4821639977108058,0.4807038977081021,0.4746112872047496,0.40427091459090164,0.40350215462241423,0.3876098391094028,0.3781621876483976,0.37799464187773707,0.3768872372466133,0.3730749349558433,0.3538321345399712,0.345351073170061,0.3406520561337306],"twin_dists":[0.06564530742450846,0.06569704545886296,0.11937536893033643,0.12924320080718535,0.13512813490681458,0.13618915026979178,0.14227992711247112,0.1442495061475045,0.14638203542800035,0.15186211059371868,0.15529361929581514,0.15640148925395386,0.15687106797241313,0.15719682992847667,0.15855958598808212,0.17479292334497742,0.17497650418759828,0.17880807123363074,0.1811208671923657,0.18116213214268123,0.1814350995822532,0.1823778164608852,0.187211510132575,0.18938477256474717,0.19060103703578976],"n_dims_used":44,"mean_confidence":0.8837356567382812},"coverage":{"mean_confidence":0.8837356567382812,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}